[{"data":1,"prerenderedAt":16},["ShallowReactive",2],{"blog-tag-en-cgroup-v2":3},[4],{"path":5,"title":6,"description":7,"date":8,"tags":9},"\u002Fblog\u002Fen\u002Fk3s-memory-qos-cgroup-v2-memory-high-throttling","requests and limits were correct, but my K3s Pod got slow anyway. The culprit wasn't OOMKill — it was cgroup v2's memory.high throttling early","A K3s Pod with correctly configured requests\u002Flimits suddenly got slow, with no OOMKilled event anywhere. The real cause was cgroup v2's memory.high throttling. Here's how to diagnose and fix it.","2026-11-06",[10,11,12,13,14,15],"k3s","kubernetes","cgroup-v2","memory-qos","memory-high","resource-management",1794305586421]